Physical Activity of Children: A Global Matrix of Grades Comparing 15 Countries
Mark S. Tremblay, Casey Gray, Kingsley Akinroye, Deirdre M. Harrington, Peter T. Katzmarzyk, Estelle V. Lambert, Jarmo Liukkonen, Ralph Maddison, Reginald T-A. Ocansey, Vincent Onywera, António Prista, John J. Reilly, María del Pilar Rodríguez Martínez, Olga L. Sarmiento, Martyn Standage, Grant R. Tomkinson (2014). Physical Activity of Children: A Global Matrix of Grades Comparing 15 Countries. Journal of Physical Activity and Health, 11(s1), pp. S113-S125, DOI: 10.1123/jpah.11.s1.s113.
